package exception;

import java.io.FileOutputStream;
import java.io.IOException;

public class AutoCloseableDemo {
    public static void main(String[] args) {
        System.out.println("开始了");
        try(FileOutputStream fos =new FileOutputStream("fos.dat");) {
            fos.write(1);
        }catch (IOException e){
            e.printStackTrace();
        }
        System.out.println("结束了");
    }
}
